“We’ve been together for just over six years. I felt married since I proposed to her, so we wanted [the wedding] to be a party,” the 28-year-old actor told the mag. “You rarely get a chance to have everyone in your life in the same room together. It was one of those nights that went off without a hitch.”

The 28-year-old Mortal Instruments: City of Bones actor and his gal said “I do” during a ceremony in New Jersey on Saturday (August 3) surrounded by guests including Lily Collins, Julianne Hough, and Sophia Bush.

“Round of golf with my boys before wedding weekend starts” Kevintweeted the day before. “Now off to the wedding festivities. #lifechangingweek.” he added earlier in the week.

The 28-year-old Mortal Instruments: City of Bones actor will wed his fiancee on August 3 in Los Angeles!

“We’re both really excited,” he told the host of the Roz & Mocha Show on KiSS 92.5. The couple got engaged last summer, but have kept it quiet ever since.

“Thanks everyone for the congratulations. Very excited to be marrying my best friend and the love of my life this summer,” Kevin added on Twitter.

Kevin‘s new movie The Colony opens in theaters in Canada on April 12. Make sure to check out some stills of him in The Mortal Instruments!

Congratulations to the happy couple on the exciting news!

Pictured inside: Kevin on the red carpet at the premiere of The Colony with Laurence Fishburne on Wednesday (April 3) in Toronto, Canada. Also, Kevin is seen making an appearance on George Stroumboulopoulos Tonight earlier that day.